Home / 12,043.40-16,613.18-7,007.04

Finding the Fourth Proportional to 12,043.40, 16,613.18 and 7,007.04

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Solution

The fourth proportional to 12,043.40, 16,613.18 and 7,007.04 is: 9,665.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043.40 : 16,613.18 = 7,007.04 : x
  2. Step 2: Convert to fraction form
    12,043.40/16,613.18 = 7,007.04/x
  3. Step 3: Cross multiply
    12,043.40x = 16,613.18 × 7,007.04
  4. Step 4: Simplify right side
    12,043.40x = 116,409,216.79
  5. Step 5: Solve for x
    x = 116,409,216.79/12,043.40
  6. Step 6: Final answer
    x = 9,665.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.